Aiphone LEM-1DL Audio Communication Master Station

Audio Communication for Gate and Door Entry Systems

The Aiphone LEM-1DL Audio Master Station is a durable, audio-only communication and entry control unit designed for managing gates, doors, and call boxes with precision. Suitable for residential, commercial, and industrial sites, it provides secure voice communication and convenient access control through a built-in door release button. The system supports flexible configurations - from a single master and door station to an expanded setup with up to four inside master stations - making it ideal for multi-entry environments. Fully compatible with& DoorKing® and Aiphone® systems, including legacy models, it is often paired with the DoorKing 1504 or Security Brands ADV-1000i for a complete entry solution.

Key Features

• Audio Communication System: Enables clear, secure voice communication for gate and door access.
• Expandable Setup: Supports up to four master stations for larger installations and multi-point control.
• Built-In Door Release: Allows authorized entry directly from the master station.
• Cross-Brand Compatibility: Works seamlessly with both Aiphone and DoorKing entry systems, including legacy versions.
• Flexible Mounting Options: Suitable for wall-mount or desktop installation.

Technical Specifications

• Model Number: LEM-1DL
• Power Requirements: 12–16V AC (PT-1210N transformer) or 12–24V DC, 200mA
• Output Power: 100mW
• Wiring: 2 non-polarized wires (door to master); 3 non-polarized wires (between masters)
• Maximum Wiring Distance: 650 ft (22 AWG) or 1,600 ft (18 AWG)
• Dimensions: 7-1/16" H × 5-5/8" W × 2-1/8" D
• Weight: Approx. 0.75 lbs

Conclusion

The Aiphone LEM-1DL Audio Master Station delivers dependable communication and access control in a compact, easy-to-install package. Its expandability, compatibility, and built-in door release make it a trusted solution for a wide range of security and entry applications.